Handleiding
Je bekijkt pagina 161 van 180
Outdoor unit
Indoor unit
Evacuation Instructions
Air Evacuation
39
NOTE
:
PREPARATIONS AND PRECAUTIONS
Air and foreign matter in the refrigerant circuit can cause abnormal rises in pressure, which can damage
the air conditioner, reduce its eciency, and cause injury. Ensure to evacuate the air inside the indoor
unit and pipes with vacuum pump. Use a vacuum pump and manifold gauge to evacuate the
refrigerant circuit, removing any non-condensable gas and moisture from the system. Evacuation
should be performed upon initial installation and when unit is relocated. Incorrect installation due to
ignoring of the Instruction will cause serious problem to the machine.
BEFORE PERFORMING EVACUATION
Make sure the connective pipes between the indoor and outdoor units are connected properly.
Check to make sure all wiring is connected properly.
Connect the charge hose of the manifold
gauge to service port on the outdoor unit’s
low pressure valve.
Connect another charge hose from the
manifold gauge to the vacuum pump.
Open the Low Pressure side of the manifold
gauge. Keep the High Pressure side closed.
Turn on the vacuum pump to evacuate the
system.
Run the vacuum for at least 15 minutes, or
until the Compound Meter reads -76cmHG
(-10 Pa).
Close the Low Pressure side of the manifold
gauge, and turn o the vacuum pump.
Wait for 5 minutes, then check that there
has been no change in system pressure.
Step 1：
Compound
gauge
-76cmHg
Low
pressure
valve
High
pressure
valve
Pressure hose
or
Charge hose
Vacuum
pump
Pressure
gauge
Low pressure
valve
Charge
hose
Manifold
valve
●
●
●
●
●
●
●
5
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Productinformatie
| Merk | Midea |
| Model | EZ-18RD6-O |
| Categorie | Airco |
| Taal | Nederlands |
| Grootte | 20817 MB |
